24255315440 has 20 divisors (see below), whose sum is σ = 56393608584. Its totient is φ = 9702126144.

The previous prime is 24255315421. The next prime is 24255315463. The reversal of 24255315440 is 4451355242.

It is a tau number, because it is divible by the number of its divisors (20).

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 24255315440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151595642 + ... + 151595801.

Almost surely, 2^24255315440 is an apocalyptic number.

24255315440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

24255315440 is an abundant number, since it is smaller than the sum of its proper divisors (32138293144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

24255315440 is a wasteful number, since it uses less digits than its factorization.

24255315440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303191456 (or 303191450 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 24255315440 in words is "twenty-four billion, two hundred fifty-five million, three hundred fifteen thousand, four hundred forty".